first round of debug/release merge: introduce wxDEBUG_LEVEL, for now defined as 1...
[wxWidgets.git] / src / cocoa / gauge.mm
1 /////////////////////////////////////////////////////////////////////////////
2 // Name:        src/cocoa/gauge.mm
3 // Purpose:     wxGauge
4 // Author:      David Elliott
5 // Modified by:
6 // Created:     2003/07/15
7 // RCS-ID:      $Id$
8 // Copyright:   (c) 2003 David Elliott
9 // Licence:     wxWidgets licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #include "wx/wxprec.h"
13
14 #if wxUSE_GAUGE
15
16 #include "wx/gauge.h"
17
18 #ifndef WX_PRECOMP
19     #include "wx/app.h"
20     #include "wx/log.h"
21 #endif //WX_PRECOMP
22
23 #include "wx/cocoa/autorelease.h"
24
25 #import <AppKit/NSProgressIndicator.h>
26 #import <Foundation/NSException.h>
27
28 #include <math.h>
29
30 IMPLEMENT_DYNAMIC_CLASS(wxGauge, wxControl)
31
32 BEGIN_EVENT_TABLE(wxGauge, wxGaugeBase)
33 END_EVENT_TABLE()
34 // WX_IMPLEMENT_COCOA_OWNER(wxGauge,NSProgressIndicator,NSView,NSView)
35
36 bool wxGauge::Create(wxWindow *parent, wxWindowID winid, int range,
37             const wxPoint& pos, const wxSize& size, long style,
38             const wxValidator& validator, const wxString& name)
39 {
40     // NOTE: wxGA_SMOOTH flag is simply ignored (gauges are ALWAYS smooth)
41     if(!CreateControl(parent,winid,pos,size,style,validator,name))
42         return false;
43     SetNSView([[NSProgressIndicator alloc] initWithFrame: MakeDefaultNSRect(size)]);
44     [m_cocoaNSView release];
45
46     // TODO: DoGetBestSize is likely totally wrong for vertical gauges but
47     // this actually makes the widgets sample work so it's better than nothing.
48     if(style & wxGA_VERTICAL)
49     {
50         wxLogDebug(wxT("wxGA_VERTICAL may not work correctly.  See src/cocoa/gauge.mm"));
51         [m_cocoaNSView setBoundsRotation:-90.0];
52     }
53
54     [(NSProgressIndicator*)m_cocoaNSView setMaxValue:range];
55     [(NSProgressIndicator*)m_cocoaNSView setIndeterminate:NO];
56
57     if(m_parent)
58         m_parent->CocoaAddChild(this);
59     SetInitialFrameRect(pos,size);
60
61     return true;
62 }
63
64 wxGauge::~wxGauge()
65 {
66 }
67
68 int wxGauge::GetValue() const
69 {
70     return (int)[(NSProgressIndicator*)m_cocoaNSView doubleValue];
71 }
72
73 void wxGauge::SetValue(int value)
74 {
75     [(NSProgressIndicator*)m_cocoaNSView setDoubleValue:value];
76 }
77
78 int wxGauge::GetRange() const
79 {
80     return (int)[(NSProgressIndicator*)m_cocoaNSView maxValue];
81 }
82
83 void wxGauge::SetRange(int maxValue)
84 {
85     [(NSProgressIndicator*)m_cocoaNSView setMinValue:0.0];
86     [(NSProgressIndicator*)m_cocoaNSView setMaxValue:maxValue];
87 }
88
89 // NSProgressIndicator is not an NSControl but does respond to
90 // sizeToFit on OS X >= 10.2
91 wxSize wxGauge::DoGetBestSize() const
92 {
93     wxAutoNSAutoreleasePool pool;
94     wxASSERT(GetNSProgressIndicator());
95     NSRect storedRect = [m_cocoaNSView frame];
96     bool didFit = false;
97 NS_DURING
98     [GetNSProgressIndicator() sizeToFit];
99     didFit = true;
100 NS_HANDLER
101     // TODO: if anything other than method not implemented, re-raise
102 NS_ENDHANDLER
103     if(didFit)
104     {
105         NSRect cocoaRect = [m_cocoaNSView frame];
106         wxSize size((int)ceil(cocoaRect.size.width),(int)ceil(cocoaRect.size.height));
107         [m_cocoaNSView setFrame: storedRect];
108         wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxControl=%p::DoGetBestSize()==(%d,%d) from sizeToFit"),this,size.x,size.y);
109         return /*wxConstCast(this, wxControl)->m_bestSize =*/ size;
110     }
111     // Cocoa can't tell us the size
112     float height = NSProgressIndicatorPreferredAquaThickness;
113     return wxSize((int)(height*2),(int)height);
114 }
115
116 #endif // wxUSE_GAUGE